mirror of https://github.com/grpc/grpc-node.git
68 lines
2.4 KiB
JavaScript
68 lines
2.4 KiB
JavaScript
/*
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*
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* Copyright 2015, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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'use strict';
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var grpc = require('grpc');
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var _ = require('lodash');
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var health_messages = require('./v1/health_pb');
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var health_service = require('./v1/health_grpc_pb');
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function HealthImplementation(statusMap) {
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this.statusMap = _.clone(statusMap);
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}
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HealthImplementation.prototype.setStatus = function(service, status) {
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this.statusMap[service] = status;
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};
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HealthImplementation.prototype.check = function(call, callback){
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var service = call.request.getService();
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var status = _.get(this.statusMap, service, null);
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if (status === null) {
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callback({code:grpc.status.NOT_FOUND});
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} else {
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var response = new health_messages.HealthCheckResponse();
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response.setStatus(status);
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callback(null, response);
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}
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};
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module.exports = {
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Client: health_service.HealthClient,
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service: health_service.HealthService,
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Implementation: HealthImplementation
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};
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